Error control coding EEE 470 (3+0) credits
Error control coding EEE 470 (3+0) creditsSpring 2015Instructor: Dr.Hafiz M.Asif
Convolutional codes:CC types: rate nonsystematic FF CC:
rate nonsystematic FF CC:
rate nonsystematic FF CC:Generator matrix:
Example:
Example:Generator matrix:
Polynomial representation:Each sequence replaced by polynomialConvolution replaced by polynomial multiplicationD ==> Delay operatorPower of D denotes the number of time units a bit is delayed w.r.t the initial bit in the sequence.
Example 11.1:Polynomial representation:
Example 11.2:Nonsystematic FF CC:
Parity check matrix:
Suggest problems:11.1,11.2,11.3,11.4